{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:6YS4DVMZW343KYB4QIA7WKW6CQ","short_pith_number":"pith:6YS4DVMZ","schema_version":"1.0","canonical_sha256":"f625c1d599b6f9b5603c8201fb2ade14036edb25033ed6a78011e8c7de3df15e","source":{"kind":"arxiv","id":"2503.15646","version":2},"attestation_state":"computed","paper":{"title":"Decoupling momentum and energy relaxation rates in cuprate strange metals via giant THz nonlinearities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Anaelle Legros, David Barbalas, Dipanjan Chaudhuri, Fahad Mahmood, Helene Raffy, Ivan Bozovic, Jiahao Liang, N.P. Armitage, Ralph Romero III, Xi He","submitted_at":"2025-03-19T19:00:32Z","abstract_excerpt":"Understanding the $T$-linear normal-state resistivity of cuprates remains a central physics challenge. The associated momentum relaxation rate, $\\Gamma_M$, saturates near the conjectured ``Planckian\" bound $\\Gamma_M\\sim kT/\\hbar$, but the mechanism underlying the anomalous scattering remains unresolved. Here we employ nonlinear terahertz spectroscopy to systematically study La$_{2-x}$Sr$_x$CuO$_4$ across a broad temperature and doping range. We measure the normal-state third-order susceptibility, $|\\chi^{(3)}|\\approx 6\\times10^{-9}$ m$^2$/V$^2$, among the largest in the THz regime, enabling di"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2503.15646","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-03-19T19:00:32Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"650d44b5b4380adc9a62ffe3bba59f8fe5a4ab90393c37d3fb17d212b385fbc4","abstract_canon_sha256":"cedd448e644ba8a87f3bb079e621da3f856db9babaa8eb21ddb354445a58b842"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-01T01:02:15.345350Z","signature_b64":"Q89CU+602QgkhaKKm56AlNmQ/Emyrw77wPsuFo9jLj3ga9UM/iFCjSQ7pRJSIq7ufPd7SUp63JaES6uJMmHuCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f625c1d599b6f9b5603c8201fb2ade14036edb25033ed6a78011e8c7de3df15e","last_reissued_at":"2026-06-01T01:02:15.344059Z","signature_status":"signed_v1","first_computed_at":"2026-06-01T01:02:15.344059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Decoupling momentum and energy relaxation rates in cuprate strange metals via giant THz nonlinearities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Anaelle Legros, David Barbalas, Dipanjan Chaudhuri, Fahad Mahmood, Helene Raffy, Ivan Bozovic, Jiahao Liang, N.P. Armitage, Ralph Romero III, Xi He","submitted_at":"2025-03-19T19:00:32Z","abstract_excerpt":"Understanding the $T$-linear normal-state resistivity of cuprates remains a central physics challenge. The associated momentum relaxation rate, $\\Gamma_M$, saturates near the conjectured ``Planckian\" bound $\\Gamma_M\\sim kT/\\hbar$, but the mechanism underlying the anomalous scattering remains unresolved. Here we employ nonlinear terahertz spectroscopy to systematically study La$_{2-x}$Sr$_x$CuO$_4$ across a broad temperature and doping range. We measure the normal-state third-order susceptibility, $|\\chi^{(3)}|\\approx 6\\times10^{-9}$ m$^2$/V$^2$, among the largest in the THz regime, enabling di"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.15646","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2503.15646/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2503.15646","created_at":"2026-06-01T01:02:15.344241+00:00"},{"alias_kind":"arxiv_version","alias_value":"2503.15646v2","created_at":"2026-06-01T01:02:15.344241+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.15646","created_at":"2026-06-01T01:02:15.344241+00:00"},{"alias_kind":"pith_short_12","alias_value":"6YS4DVMZW343","created_at":"2026-06-01T01:02:15.344241+00:00"},{"alias_kind":"pith_short_16","alias_value":"6YS4DVMZW343KYB4","created_at":"2026-06-01T01:02:15.344241+00:00"},{"alias_kind":"pith_short_8","alias_value":"6YS4DVMZ","created_at":"2026-06-01T01:02:15.344241+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2508.20164","citing_title":"Fractionalized Fermi liquids and the cuprate phase diagram","ref_index":253,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ","json":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ.json","graph_json":"https://pith.science/api/pith-number/6YS4DVMZW343KYB4QIA7WKW6CQ/graph.json","events_json":"https://pith.science/api/pith-number/6YS4DVMZW343KYB4QIA7WKW6CQ/events.json","paper":"https://pith.science/paper/6YS4DVMZ"},"agent_actions":{"view_html":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ","download_json":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ.json","view_paper":"https://pith.science/paper/6YS4DVMZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2503.15646&json=true","fetch_graph":"https://pith.science/api/pith-number/6YS4DVMZW343KYB4QIA7WKW6CQ/graph.json","fetch_events":"https://pith.science/api/pith-number/6YS4DVMZW343KYB4QIA7WKW6CQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ/action/storage_attestation","attest_author":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ/action/author_attestation","sign_citation":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ/action/citation_signature","submit_replication":"https://pith.science/pith/6YS4DVMZW343KYB4QIA7WKW6CQ/action/replication_record"}},"created_at":"2026-06-01T01:02:15.344241+00:00","updated_at":"2026-06-01T01:02:15.344241+00:00"}